package app.jigrajs.plugins.clipboard;

import android.content.ClipData;
import android.content.ClipDescription;
import android.content.ClipboardManager;
import android.content.Context;
import com.getjigra.Logger;

public class Clipboard {

  private static final String TAG = "Clipboard";

  private Context context;
  private ClipboardManager clipboard;

  public Clipboard(Context context) {
    this.context = context;
    this.clipboard =
      (ClipboardManager) context.getSystemService(Context.CLIPBOARD_SERVICE);
  }

  /**
   * Writes provided content to the clipboard.
   *
   * @param label User-visible label for the clip data.
   * @param content The content to be written to the clipboard.
   * @return A response indicating the success status of the write request.
   */
  public ClipboardWriteResponse write(String label, String content) {
    ClipData data = ClipData.newPlainText(label, content);

    if (data != null && clipboard != null) {
      try {
        clipboard.setPrimaryClip(data);
      } catch (Exception e) {
        Logger.error(TAG, e);
        return new ClipboardWriteResponse(
          false,
          "Writing to the clipboard failed"
        );
      }

      return new ClipboardWriteResponse(true);
    } else if (clipboard == null) {
      return new ClipboardWriteResponse(
        false,
        "Problem getting a reference to the system clipboard"
      );
    } else {
      return new ClipboardWriteResponse(false, "Problem formatting data");
    }
  }

  /**
   * Reads data from the clipboard.
   * @return Data from the clipboard or null if no reference to the system clipboard.
   */
  public ClipboardData read() {
    if (clipboard != null) {
      CharSequence value = null;

      if (clipboard.hasPrimaryClip()) {
        if (
          clipboard
            .getPrimaryClipDescription()
            .hasMimeType(ClipDescription.MIMETYPE_TEXT_PLAIN)
        ) {
          Logger.debug(TAG, "Got plaintxt");
          ClipData.Item item = clipboard.getPrimaryClip().getItemAt(0);
          value = item.getText();
        } else {
          Logger.debug(TAG, "Not plaintext!");
          ClipData.Item item = clipboard.getPrimaryClip().getItemAt(0);
          value = item.coerceToText(context).toString();
        }
      }

      ClipboardData clipboardData = new ClipboardData();
      String type = "text/plain";

      if (value != null) {
        clipboardData.setValue(value.toString());
      }

      if (value != null && value.toString().startsWith("data:")) {
        type = value.toString().split(";")[0].split(":")[1];
      }

      clipboardData.setType(type);
      return clipboardData;
    }

    return null;
  }
}